{"id":"CVE-2019-19840","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-19840","generatedAt":"2026-10-27T21:19:01.926Z","title":"A stack-based buffer overflow in zap_parse_args in zap.c in zap in Ruckus Unleashed through 200.7.10.102.64 allows remote code execution via an unauthenticated HTTP request.","description":"A stack-based buffer overflow in zap_parse_args in zap.c in zap in Ruckus Unleashed through 200.7.10.102.64 allows remote code execution via an unauthenticated HTTP request.","published":"2020-01-22T21:15:10.000Z","lastModified":"2026-06-17T02:27:20.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-787"],"affected":["ruckuswireless/unleashed","ruckuswireless/zonedirector 1200 firmware"],"epss":{"score":0.04126,"percentile":0.90747,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (4.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://alephsecurity.com/2020/01/14/ruckus-wireless","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://fahrplan.events.ccc.de/congress/2019/Fahrplan/events/10816.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.ruckuswireless.com/security/299/view/txt","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://alephsecurity.com/2020/01/14/ruckus-wireless","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://fahrplan.events.ccc.de/congress/2019/Fahrplan/events/10816.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.ruckuswireless.com/security/299/view/txt","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-19840","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}